Antimicrobial activity of Eurycoma longifolia and Momordica charantia

Planta Medica ◽  
2008 ◽  
Vol 74 (09) ◽  
Author(s):  
R Łos ◽  
K Skalicka-Wozniak ◽  
J Widelski ◽  
A Malm ◽  
K Głowniak
2019 ◽  
Vol 188 (3) ◽  
pp. 878-892
Author(s):  
Shazia Anwer Bukhari ◽  
Nabila Farah ◽  
Ghulam Mustafa ◽  
Saqib Mahmood ◽  
Syed Ali Raza Naqvi

2020 ◽  
Vol 14 (8) ◽  
pp. 426-435
Author(s):  
Chokki Michaelle ◽  
Zongo Cheikna ◽  
Dah-Nouvlessounon Durand ◽  
Cudălbeanu Mihaela ◽  
Noumavo Pacôme ◽  
...  

Fitoterapia ◽  
2008 ◽  
Vol 79 (2) ◽  
pp. 123-125 ◽  
Author(s):  
Alessandra Braca ◽  
Tiziana Siciliano ◽  
Manuela D’Arrigo ◽  
Maria Paola Germanò

2016 ◽  
Vol 2016 ◽  
pp. 1-15 ◽  
Author(s):  
Deysiane Oliveira Brandão ◽  
Geovani Pereira Guimarães ◽  
Ravely Lucena Santos ◽  
Fernando José de Lima Ramos Júnior ◽  
Karla Monik Alves da Silva ◽  
...  

Momordica charantiais a species cultivated throughout the world and widely used in folk medicine, and its medicinal benefits are well documented, especially its pharmacological properties, including antimicrobial activities. Analytical methods have been used to aid in the characterization of compounds derived from plant drug extracts and their products. This paper developed a methodological model to evaluate the integrity of the vegetable drugM. charantiain different particle sizes, using different analytical methods.M. charantiawas collected in the semiarid region of Paraíba, Brazil. The herbal medicine raw material derived from the leaves and fruits in different particle sizes was analyzed using thermoanalytical techniques as thermogravimetry (TG) and differential thermal analysis (DTA), pyrolysis coupled to gas chromatography/mass spectrometry (PYR-GC/MS), and nuclear magnetic resonance (1H NMR), in addition to the determination of antimicrobial activity. The different particle surface area among the samples was differentiated by the techniques. DTA and TG were used for assessing thermal and kinetic parameters and PYR-GC/MS was used for degradation products chromatographic identification through the pyrograms. The infusions obtained from the fruit and leaves ofMomordica charantiapresented antimicrobial activity.


2020 ◽  
Vol 23 (2) ◽  
pp. 390-396
Author(s):  
Rakkimuthu Ramalingam ◽  
Sathishkumar Palanisamy ◽  
Ananda Kumar Mohanraj ◽  
Sowmiya Durisamy ◽  
Nishanthini Rajasekaran

Author(s):  
Nagula Shilpika ◽  
Byagari Teena Keerthana ◽  
Banka Srinivas ◽  
Gampa Tulja Rani ◽  
Ganga Maithili

Screening and comparison of antimicrobial action of leaf extract of Aerva lanata and Momordica charantia. Ethyl acetate and methanolic extracts of leaves of plants were screened for antimicrobial activity using the cup plate method and the spread plate method against gram positive and gram negative reference organisms (Bacillus substilis and Escherichia coli).The standard antibacterial agent used for reference is Choramphenicol and the results were calculated as zone of inhibition. Methanolic extract showed comparatively broader and better antimicrobial spectrum than ethyl acetate extract in selected plants. Plant extracts showed dose dependent action, results were similar to the action of the standard Choramphenicol. Extracts of Aerva lanata and Momordica charantia demonstrated antimicrobial activity on tested microorganisms. Methanolic extracts showed higher antimicrobial potential than ethyl acetate extract. Aerva lanata extracts showed better response than Momordica charantia extracts in the cup plate method antibacterial activity with Bacillus substilis and Escherichia coli.


2014 ◽  
pp. 99-104
Author(s):  
Thi Hong Yen Nguyen ◽  
Viet Khan Nguyen

Background: To determine the charantin content, antioxidant and antimicrobial activity in-vitro of the bitter melon (Momordica charantia) in Thua Thien Hue.); Materials and Methods: bitter melon fruit was collected in Thua Thien Hue province, then taken to the laboratory for extraction, quantitation and activity test. Results: charantin content of bitter melon in Thua Thien Hue extracted with a solvent mixture of MeOH - CHCl3 (1:1 v/v) was found to be 0.204 %; antioxidant activity of FRAP content of fresh bitter melon extracted with solvent methanol was found to be 972.16 μmol Fe2+/L; the samples exhibited the antibacterial activity for four strains of bacterial pathogens with antimicrobial diameters from 14-17 mm. Conclusion: the charantin content of bitter melon fruit in Thua Thien Hue is high, the antioxidant and antibacterial activity are medium levels. Key words: bitter melon, charantin, antioxidants, FRAP, antibacterial.


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